Study The Loose versus cutting of Seton in Treatment of High Perianal fistula In A District Hospital of Health Insurance

Abstract

In the standard classification of anal fistulae, the fistula is classified into two groups low level fistulae in which the internal opening below the anorectal ring, and high level fistulae in which the internal opening at or above the anorectal ring, but the most widely used classification is that of park's in which the anal fistulae are clssified into; inter-sphincteric, trans-sphincteric, supra-sphincteric, extra-sphincteric. Radiological investigation have a limited role in evaluation of fistula in ano, most primary fistulae can be treated on the basis of clinical examination alone. However, when atypical features are present or when prior surgery has failed, radiological evaluation may be useful.